| Risk Factor | Male | Female | Total | % age |
| Smoking | 28 | 6 | 34 | 54.8 |
| Obesity | 23 | 20 | 43 | 69.3 |
| Wound dehiscence | 16 | 18 | 34 | 54.3 |
| Chronic cough | 9 | 4 | 13 | 20.9 |
| Steroid Intake | 1 | 3 | 4 | 6.4 |
| Collagen Disease | 1 | 0 | 1 | 1.6 |
| Hiv | 0 | 0 | 0 | 0 |